1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #pragma once 17 18 #include <stdint.h> 19 #include "OpenGLESDispatch/gldefs.h" 20 #include "OpenGLESDispatch/gles_functions.h" 21 #include "KHR/khrplatform.h" 22 23 #include "OpenGLESDispatch/gles2_extensions_static_translator_namespaced_header.h" 24 #include "OpenGLESDispatch/gles2_only_static_translator_namespaced_header.h" 25 #include "OpenGLESDispatch/gles_common_for_gles2_static_translator_namespaced_header.h" 26 #include "OpenGLESDispatch/gles_extensions_for_gles2_static_translator_namespaced_header.h" 27 #include "OpenGLESDispatch/gles31_only_static_translator_namespaced_header.h" 28 #include "OpenGLESDispatch/gles3_extensions_static_translator_namespaced_header.h" 29 #include "OpenGLESDispatch/gles3_only_static_translator_namespaced_header.h" 30 31 // Define function pointer types. 32 #define GLES2_DISPATCH_DEFINE_TYPE(return_type,func_name,signature,callargs) \ 33 typedef return_type (KHRONOS_APIENTRY * func_name ## _t) signature; 34 35 LIST_GLES2_FUNCTIONS(GLES2_DISPATCH_DEFINE_TYPE,GLES2_DISPATCH_DEFINE_TYPE) 36 37 struct GLESv2Dispatch { 38 #define GLES2_DISPATCH_DECLARE_POINTER(return_type,func_name,signature,callargs) \ 39 func_name ## _t func_name; 40 LIST_GLES2_FUNCTIONS(GLES2_DISPATCH_DECLARE_POINTER, 41 GLES2_DISPATCH_DECLARE_POINTER) 42 43 bool initialized = false; 44 }; 45 46 #undef GLES2_DISPATCH_DECLARE_POINTER 47 #undef GLES2_DISPATCH_DEFINE_TYPE 48 49 bool gles2_dispatch_init(GLESv2Dispatch* dispatch_table); 50 51 // Used to initialize the decoder. 52 void* gles2_dispatch_get_proc_func(const char* name, void* userData); 53 // Used to check for unimplemented. 54 void gles2_unimplemented(); 55 56 // Used to query max GLES version support based on what the dispatch mechanism 57 // has found in the GLESv2 library. 58 // First, a enum for tracking the detected GLES version based on dispatch. 59 // We support 2 minimally. 60 enum GLESDispatchMaxVersion { 61 GLES_DISPATCH_MAX_VERSION_2 = 0, 62 GLES_DISPATCH_MAX_VERSION_3_0 = 1, 63 GLES_DISPATCH_MAX_VERSION_3_1 = 2, 64 GLES_DISPATCH_MAX_VERSION_3_2 = 3, 65 }; 66 67 GLESDispatchMaxVersion gles2_dispatch_get_max_version(); 68